forked from sdr/gr-osmosdr
parent
584ddafe10
commit
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# Copyright 2012 Free Software Foundation, Inc. |
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# |
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# This file is part of GNU Radio |
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# |
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# GNU Radio is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 3, or (at your option) |
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# any later version. |
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# |
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# GNU Radio is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with GNU Radio; see the file COPYING. If not, write to |
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# the Free Software Foundation, Inc., 51 Franklin Street, |
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# Boston, MA 02110-1301, USA. |
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|
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######################################################################## |
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# This file included, use CMake directory variables |
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######################################################################## |
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include_directories(APPEND ${CMAKE_CURRENT_SOURCE_DIR}) |
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set(osmosdr_srcs |
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${CMAKE_CURRENT_SOURCE_DIR}/osmosdr_control.cc |
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${CMAKE_CURRENT_SOURCE_DIR}/osmosdr_snk_c.cc |
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${CMAKE_CURRENT_SOURCE_DIR}/osmosdr_src_c.cc |
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) |
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|
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######################################################################## |
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# Append gnuradio-osmosdr library sources |
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######################################################################## |
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list(APPEND gr_osmosdr_srcs ${osmosdr_srcs}) |
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list(APPEND gr_osmosdr_libs ${GNURADIO_AUDIO_LIBRARIES}) |
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/* -*- c++ -*- */ |
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/*
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* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net> |
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* |
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* GNU Radio is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3, or (at your option) |
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* any later version. |
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* |
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* GNU Radio is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with GNU Radio; see the file COPYING. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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|
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#include <fstream> |
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#include <string> |
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#include <sstream> |
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#include <boost/assign.hpp> |
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#include "osmosdr_control.h" |
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using namespace boost::assign; |
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osmosdr_control::osmosdr_control(const std::string &args) |
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{ |
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/* lookup acm control channel device name for a given alsa device name */ |
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|
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/*
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if (args.empty()) |
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pick first available device or throw an exception(); |
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*/ |
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} |
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osmosdr_control::~osmosdr_control() |
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{ |
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} |
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|
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/*
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1 [OsmoSDR ]: USB-Audio - OsmoSDR |
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sysmocom OsmoSDR at usb-0000:00:06.1-2, high speed |
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*/ |
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std::vector< std::string > osmosdr_control::find_devices() |
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{ |
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std::vector< std::string > devices; |
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|
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std::string line; |
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std::ifstream cards( "/proc/asound/cards" ); |
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if ( cards.is_open() ) |
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{ |
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while ( cards.good() ) |
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{ |
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getline (cards, line); |
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if ( line.find( "USB-Audio - OsmoSDR" ) != std::string::npos ) |
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{ |
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int id; |
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std::istringstream( line ) >> id; |
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std::ostringstream hw_id; |
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hw_id << "hw:" << id; // build alsa identifier
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devices += hw_id.str(); |
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} |
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} |
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cards.close(); |
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} |
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return devices; |
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} |
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std::string osmosdr_control::audio_dev_name() |
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{ |
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return "hw:1"; |
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} |
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std::string osmosdr_control::control_dev_name() |
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{ |
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return "/dev/ttyUSB0"; |
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} |
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osmosdr_rx_control::osmosdr_rx_control(const std::string &args) : |
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osmosdr_control(args) |
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{ |
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} |
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osmosdr_rx_control::~osmosdr_rx_control() |
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{ |
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} |
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osmosdr_tx_control::osmosdr_tx_control(const std::string &args) : |
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osmosdr_control(args) |
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{ |
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} |
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osmosdr_tx_control::~osmosdr_tx_control() |
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{ |
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} |
@ -0,0 +1,67 @@ |
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/* -*- c++ -*- */ |
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/*
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* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net> |
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* |
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* GNU Radio is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3, or (at your option) |
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* any later version. |
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* |
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* GNU Radio is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with GNU Radio; see the file COPYING. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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#ifndef OSMOSDR_CONTROL_H |
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#define OSMOSDR_CONTROL_H |
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#include <string> |
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#include <complex> |
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#include <osmosdr_ranges.h> |
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/*!
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* session object to cdc-acm based control channel of the device |
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*/ |
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class osmosdr_control |
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{ |
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public: |
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osmosdr_control(const std::string &args); |
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virtual ~osmosdr_control(); |
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|
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/*!
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* Discovers all devices connected to the host computer. |
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* \return a vector of device addresses |
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*/ |
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static std::vector< std::string > find_devices(); |
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protected: |
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std::string audio_dev_name(); |
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std::string control_dev_name(); |
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}; |
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|
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/*!
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* osmosdr_source class derives from this class to be able to control the device |
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*/ |
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class osmosdr_rx_control : public osmosdr_control |
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{ |
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public: |
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osmosdr_rx_control(const std::string &args); |
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virtual ~osmosdr_rx_control(); |
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}; |
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|
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/*!
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* osmosdr_sink class derives from this class to be able to control the device |
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*/ |
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class osmosdr_tx_control : public osmosdr_control |
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{ |
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public: |
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osmosdr_tx_control(const std::string &args); |
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virtual ~osmosdr_tx_control(); |
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}; |
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#endif // OSMOSDR_CONTROL_H
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@ -0,0 +1,88 @@ |
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/* -*- c++ -*- */ |
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/*
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* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net> |
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* |
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* GNU Radio is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3, or (at your option) |
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* any later version. |
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* |
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* GNU Radio is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with GNU Radio; see the file COPYING. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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|
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/*
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* config.h is generated by configure. It contains the results |
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* of probing for features, options etc. It should be the first |
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* file included in your .cc file. |
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*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <osmosdr_snk_c.h> |
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#include <gr_io_signature.h> |
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#include <gr_audio_sink.h> |
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#include <gr_complex_to_xxx.h> |
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|
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/*
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* Create a new instance of osmosdr_snk_c and return |
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* a boost shared_ptr. This is effectively the public constructor. |
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*/ |
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osmosdr_snk_c_sptr |
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osmosdr_make_snk_c (const std::string &args) |
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{ |
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return gnuradio::get_initial_sptr(new osmosdr_snk_c (args)); |
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} |
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|
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/*
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* Specify constraints on number of input and output streams. |
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* This info is used to construct the input and output signatures |
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* (2nd & 3rd args to gr_block's constructor). The input and |
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* output signatures are used by the runtime system to |
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* check that a valid number and type of inputs and outputs |
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* are connected to this block. In this case, we accept |
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* only 1 input and 1 output. |
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*/ |
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static const int MIN_IN = 1; // mininum number of input streams
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static const int MAX_IN = 1; // maximum number of input streams
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static const int MIN_OUT = 0; // minimum number of output streams
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static const int MAX_OUT = 0; // maximum number of output streams
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/*
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* The private constructor |
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*/ |
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osmosdr_snk_c::osmosdr_snk_c (const std::string & args) |
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: gr_hier_block2 ("osmosdr_snk_c", |
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gr_make_io_signature (MIN_IN, MAX_IN, sizeof (gr_complex)), |
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gr_make_io_signature (MIN_OUT, MAX_OUT, sizeof (gr_complex))), |
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osmosdr_tx_control(args) |
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{ |
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throw std::runtime_error("FIXME: OsmoSDR sink is not yet implemented"); |
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/* Audio sink; sample rate is 96kHz by default */ |
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audio_sink::sptr snk = audio_make_sink(96000, audio_dev_name(), true); |
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gr_complex_to_real_sptr real_part = gr_make_complex_to_real(1); |
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gr_complex_to_imag_sptr imag_part = gr_make_complex_to_imag(1); |
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connect(self(), 0, real_part, 0); |
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connect(self(), 0, imag_part, 0); |
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connect(imag_part, 0, snk, 0); /* Left is I */ |
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connect(real_part, 0, snk, 1); /* Right is Q */ |
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} |
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/*
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* Our virtual destructor. |
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*/ |
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osmosdr_snk_c::~osmosdr_snk_c () |
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{ |
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// nothing else required in this example
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} |
@ -0,0 +1,76 @@ |
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/* -*- c++ -*- */ |
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/*
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* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net> |
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* |
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* GNU Radio is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3, or (at your option) |
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* any later version. |
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* |
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* GNU Radio is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with GNU Radio; see the file COPYING. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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#ifndef INCLUDED_OSMOSDR_SNK_C_H |
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#define INCLUDED_OSMOSDR_SNK_C_H |
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#include <osmosdr_api.h> |
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#include <osmosdr_control.h> |
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#include <gr_hier_block2.h> |
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class osmosdr_snk_c; |
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/*
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* We use boost::shared_ptr's instead of raw pointers for all access |
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* to gr_blocks (and many other data structures). The shared_ptr gets |
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* us transparent reference counting, which greatly simplifies storage |
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* management issues. This is especially helpful in our hybrid |
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* C++ / Python system. |
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* |
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* See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
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* |
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* As a convention, the _sptr suffix indicates a boost::shared_ptr |
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*/ |
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typedef boost::shared_ptr<osmosdr_snk_c> osmosdr_snk_c_sptr; |
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/*!
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* \brief Return a shared_ptr to a new instance of osmosdr_snk_c. |
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* |
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* To avoid accidental use of raw pointers, osmosdr_snk_c's |
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* constructor is private. osmosdr_make_snk_c is the public |
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* interface for creating new instances. |
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*/ |
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OSMOSDR_API osmosdr_snk_c_sptr osmosdr_make_snk_c (const std::string & args = ""); |
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/*!
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* \brief Takes a stream of complex samples. |
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* \ingroup block |
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* |
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* This uses the preferred technique: subclassing gr_hier_block2. |
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*/ |
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class OSMOSDR_API osmosdr_snk_c : public gr_hier_block2, |
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public osmosdr_tx_control |
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{ |
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private: |
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// The friend declaration allows osmosdr_make_snk_c to
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// access the private constructor.
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friend OSMOSDR_API osmosdr_snk_c_sptr osmosdr_make_snk_c (const std::string & args); |
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/*!
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* \brief Takes a stream of complex samples. |
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*/ |
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osmosdr_snk_c (const std::string & args); // private constructor
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public: |
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~osmosdr_snk_c (); // public destructor
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}; |
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#endif /* INCLUDED_OSMOSDR_SNK_C_H */ |
@ -0,0 +1,84 @@ |
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/* -*- c++ -*- */ |
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/*
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* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net> |
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* |
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* GNU Radio is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3, or (at your option) |
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* any later version. |
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* |
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* GNU Radio is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
||||
* along with GNU Radio; see the file COPYING. If not, write to |
||||
* the Free Software Foundation, Inc., 51 Franklin Street, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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/*
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* config.h is generated by configure. It contains the results |
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* of probing for features, options etc. It should be the first |
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* file included in your .cc file. |
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*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include "osmosdr_src_c.h" |
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#include <gr_io_signature.h> |
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#include <gr_audio_source.h> |
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#include <gr_float_to_complex.h> |
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/*
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* Create a new instance of osmosdr_src_c and return |
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* a boost shared_ptr. This is effectively the public constructor. |
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*/ |
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osmosdr_src_c_sptr |
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osmosdr_make_src_c (const std::string &args) |
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{ |
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return gnuradio::get_initial_sptr(new osmosdr_src_c (args)); |
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} |
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|
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/*
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* Specify constraints on number of input and output streams. |
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* This info is used to construct the input and output signatures |
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* (2nd & 3rd args to gr_block's constructor). The input and |
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* output signatures are used by the runtime system to |
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* check that a valid number and type of inputs and outputs |
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* are connected to this block. In this case, we accept |
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* only 1 input and 1 output. |
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*/ |
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static const int MIN_IN = 0; // mininum number of input streams
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static const int MAX_IN = 0; // maximum number of input streams
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static const int MIN_OUT = 1; // minimum number of output streams
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static const int MAX_OUT = 1; // maximum number of output streams
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/*
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* The private constructor |
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*/ |
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osmosdr_src_c::osmosdr_src_c (const std::string &args) |
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: gr_hier_block2 ("osmosdr_src_c", |
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gr_make_io_signature (MIN_IN, MAX_IN, sizeof (gr_complex)), |
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gr_make_io_signature (MIN_OUT, MAX_OUT, sizeof (gr_complex))), |
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osmosdr_rx_control(args) |
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{ |
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/* Audio source; sample rate is 500kHz by default */ |
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audio_source::sptr src = audio_make_source(500000, audio_dev_name(), true); |
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/* block to convert stereo audio to a complex stream */ |
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gr_float_to_complex_sptr f2c = gr_make_float_to_complex(1); |
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connect(src, 0, f2c, 0); /* Left is I */ |
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connect(src, 1, f2c, 1); /* Right is Q */ |
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connect(f2c, 0, self(), 0); |
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} |
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|
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/*
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* Our virtual destructor. |
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*/ |
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osmosdr_src_c::~osmosdr_src_c () |
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{ |
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// nothing else required in this example
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} |
@ -0,0 +1,76 @@ |
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/* -*- c++ -*- */ |
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/*
|
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* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net> |
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* |
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* GNU Radio is free software; you can redistribute it and/or modify |
||||
* it under the terms of the GNU General Public License as published by |
||||
* the Free Software Foundation; either version 3, or (at your option) |
||||
* any later version. |
||||
* |
||||
* GNU Radio is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
* GNU General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU General Public License |
||||
* along with GNU Radio; see the file COPYING. If not, write to |
||||
* the Free Software Foundation, Inc., 51 Franklin Street, |
||||
* Boston, MA 02110-1301, USA. |
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*/ |
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#ifndef INCLUDED_OSMOSDR_SRC_C_H |
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#define INCLUDED_OSMOSDR_SRC_C_H |
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|
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#include <osmosdr_api.h> |
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#include <osmosdr_control.h> |
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#include <gr_hier_block2.h> |
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class osmosdr_src_c; |
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|
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/*
|
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* We use boost::shared_ptr's instead of raw pointers for all access |
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* to gr_blocks (and many other data structures). The shared_ptr gets |
||||
* us transparent reference counting, which greatly simplifies storage |
||||
* management issues. This is especially helpful in our hybrid |
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* C++ / Python system. |
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* |
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* See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
|
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* |
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* As a convention, the _sptr suffix indicates a boost::shared_ptr |
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*/ |
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typedef boost::shared_ptr<osmosdr_src_c> osmosdr_src_c_sptr; |
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|
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/*!
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* \brief Return a shared_ptr to a new instance of osmosdr_src_c. |
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* |
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* To avoid accidental use of raw pointers, osmosdr_src_c's |
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* constructor is private. osmosdr_make_src_c is the public |
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* interface for creating new instances. |
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*/ |
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OSMOSDR_API osmosdr_src_c_sptr osmosdr_make_src_c (const std::string & args = ""); |
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|
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/*!
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* \brief Provides a stream of complex samples. |
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* \ingroup block |
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* |
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* \sa osmosdr_sink_c for a version that subclasses gr_hier_block2. |
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*/ |
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class OSMOSDR_API osmosdr_src_c : public gr_hier_block2, |
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public osmosdr_rx_control |
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{ |
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private: |
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// The friend declaration allows osmosdr_make_src_c to
|
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// access the private constructor.
|
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|
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friend OSMOSDR_API osmosdr_src_c_sptr osmosdr_make_src_c (const std::string & args); |
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|
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/*!
|
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* \brief Provides a stream of complex samples. |
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*/ |
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osmosdr_src_c (const std::string & args); // private constructor
|
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|
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public: |
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~osmosdr_src_c (); // public destructor
|
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|
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}; |
||||
|
||||
#endif /* INCLUDED_OSMOSDR_SRC_C_H */ |
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